R1224N122G RICOH [RICOH electronics devices division], R1224N122G Datasheet - Page 3

• Manufacturer Part Number: R1224N122G
• Description: PWM/VFM step-down DC/DC Converter
• Manufacturer: RICOH [RICOH electronics devices division]

SELECTION GUIDE
the ICs can be selected at the user's request.
In the R1224N Series, the output voltage, the oscillator frequency, the optional function, and the taping type for
The selection can be made with designating the part number as shown below;
Code
a
b
d
e
c
f
R1224Nxx2x-xx-x
↑ ↑ ↑ ↑ ↑ ↑
a b c d e
Designation of Package Type;
N: SOT-23-5
Setting Output Voltage (V
Stepwise setting with a step of 0.1V in the range of 1.2V to 6.0V is possible.
Adjustable type; a=10 means Reference Voltage=1.0V Optional Function is G/H/M.
2: fixed
Designation of Optional Function
E : 300kHz, with a PWM/VFM alternative circuit
F : 500kHz, with a PWM/VFM alternative circuit
G : 300kHz, without a PWM/VFM alternative circuit
H : 500kHz, without a PWM/VFM alternative circuit
L : 180kHz, with a PWM/VFM alternative circuit
M :180kHz, without a PWM/VFM alternative circuit
Designation of Taping Type;
(Refer to Taping Specification)"TR" is prescribed as a standard.
Designation of Composition of pin plating
-F: Lead free plating
f
←Part Number
OUT
):
Contents
R1224N
3